JSTests/test262/test/built-ins/Object/create/15.2.3.5-4-311.js

// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
es5id: 15.2.3.5-4-311
description: >
    Object.create - [[Set]] is set as undefined if it is absent in
    accessor descriptor of one property in 'Properties' (8.12.9 step
    4.b)
---*/

var newObj = Object.create({}, {
  prop: {
    get: function() {
      return "verifyCreate";
    },
    enumerable: true,
    configurable: true
  }
});

var desc = Object.getOwnPropertyDescriptor(newObj, "prop");
var verifySet = desc.hasOwnProperty("set") && typeof desc.set === "undefined";

var verifyGet = false;
if (newObj.prop === "verifyCreate") {
  verifyGet = true;
}

var verifyEnumerable = false;
for (var p in newObj) {
  if (p === "prop") {
    verifyEnumerable = true;
  }
}

var verifyConfigurable = false;
var hasProperty = newObj.hasOwnProperty("prop");
delete newObj.prop;
verifyConfigurable = !newObj.hasOwnProperty("prop") && hasProperty;

assert(verifySet, 'verifySet !== true');
assert(verifyGet, 'verifyGet !== true');
assert(verifyEnumerable, 'verifyEnumerable !== true');
assert(verifyConfigurable, 'verifyConfigurable !== true');